[ 396.413436] IPVS: ftp: loaded support on port[0] = 21 [ 396.420816] IPVS: ftp: loaded support on port[0] = 21 [ 396.790607] IPVS: ftp: loaded support on port[0] = 21 [ 396.866238] IPVS: ftp: loaded support on port[0] = 21 [ 397.061694] IPVS: ftp: loaded support on port[0] = 21 [ 397.266687] IPVS: ftp: loaded support on port[0] = 21 [ 397.537451] IPVS: ftp: loaded support on port[0] = 21 [ 397.738829] IPVS: ftp: loaded support on port[0] = 21 [ 398.069843] IPVS: ftp: loaded support on port[0] = 21 [ 398.274942] IPVS: ftp: loaded support on port[0] = 21 [ 398.452775] IPVS: ftp: loaded support on port[0] = 21 [ 398.524404] IPVS: ftp: loaded support on port[0] = 21 [ 398.634081] IPVS: ftp: loaded support on port[0] = 21 [ 399.296277] IPVS: ftp: loaded support on port[0] = 21 [ 401.121571] IPVS: ftp: loaded support on port[0] = 21 [ 401.404277] IPVS: ftp: loaded support on port[0] = 21 [ 401.460392] IPVS: ftp: loaded support on port[0] = 21 [ 401.471936] IPVS: ftp: loaded support on port[0] = 21 [ 401.497157] IPVS: ftp: loaded support on port[0] = 21 [ 401.694300] IPVS: ftp: loaded support on port[0] = 21 [ 401.723081] IPVS: ftp: loaded support on port[0] = 21 [ 401.740065] IPVS: ftp: loaded support on port[0] = 21 Warning: Permanently added '10.128.1.40' (ECDSA) to the list of known hosts. [ 405.074887] BUG: sleeping function called from invalid context at net/core/sock.c:2863 [ 405.083193] in_atomic(): 1, irqs_disabled(): 0, pid: 9218, name: syz-executor.2 [ 405.091335] 1 lock held by syz-executor.2/9218: [ 405.096084] #0: 000000000764a7ff (hci_sk_list.lock){++++}, at: hci_sock_dev_event+0x361/0x5e0 [ 405.104991] Preemption disabled at: [ 405.105002] [] hci_sock_dev_event+0x361/0x5e0 [ 405.115229] CPU: 1 PID: 9218 Comm: syz-executor.2 Not tainted 4.19.199-syzkaller #0 [ 405.123200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.132876] Call Trace: [ 405.135473] dump_stack+0x17c/0x226 [ 405.139102] ? hci_sock_dev_event+0x361/0x5e0 [ 405.143674] ___might_sleep.cold.15+0x1f1/0x265 [ 405.148335] __might_sleep+0x95/0x190 [ 405.152307] lock_sock_nested+0x24/0x100 [ 405.156542] hci_sock_dev_event+0x3e4/0x5e0 [ 405.160864] ? hci_send_monitor_ctrl_event+0x4b0/0x4b0 [ 405.166142] hci_unregister_dev+0x20b/0x890 [ 405.170935] vhci_release+0x6b/0xe0 [ 405.174792] __fput+0x249/0x7f0 [ 405.178074] ____fput+0x9/0x10 [ 405.181283] task_work_run+0x108/0x180 [ 405.185349] do_exit+0xa6a/0x2d90 [ 405.188869] ? quarantine_put+0xda/0x1c0 [ 405.193206] ? mm_update_next_owner+0x680/0x680 [ 405.198215] ? kmem_cache_free+0x83/0x290 [ 405.202364] ? put_files_struct+0x1eb/0x250 [ 405.206923] ? ksys_unshare+0x520/0x710 [ 405.211249] ? __x64_sys_unshare+0x2c/0x40 [ 405.215562] ? do_syscall_64+0xd0/0x4e0 [ 405.219518] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.224871] ? get_signal+0x2ba/0x1970 [ 405.228753] ? _raw_spin_unlock_irq+0x27/0x90 [ 405.233416] ? get_signal+0x2ba/0x1970 [ 405.237486] do_group_exit+0xf8/0x2c0 [ 405.241268] get_signal+0x30b/0x1970 [ 405.245081] do_signal+0x87/0x1870 [ 405.248819] ? put_files_struct+0x1eb/0x250 [ 405.253444] ? rcu_read_lock_sched_held+0x108/0x120 [ 405.258461] ? kmem_cache_free+0x25e/0x290 [ 405.262683] ? setup_sigcontext+0x7d0/0x7d0 [ 405.267246] ? ksys_unshare+0x520/0x710 [ 405.271204] ? walk_process_tree+0x310/0x310 [ 405.275608] ? do_futex+0x1530/0x1530 [ 405.279522] ? io_submit_one+0x1db0/0x1db0 [ 405.283921] ? exit_to_usermode_loop+0x3a/0x1e0 [ 405.288599] ? do_syscall_64+0x413/0x4e0 [ 405.292824] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.297386] ? exit_to_usermode_loop+0x3a/0x1e0 [ 405.302154] ? trace_hardirqs_on+0x28/0x190 [ 405.306819] exit_to_usermode_loop+0x159/0x1e0 [ 405.311400] do_syscall_64+0x413/0x4e0 [ 405.315320] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.320508] RIP: 0033:0x4657f9 [ 405.323786] Code: Bad RIP value. [ 405.327230] RSP: 002b:00007f1210d38188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 405.335177] RAX: fffffffffffffffc RBX: 000000000055bfa8 RCX: 00000000004657f9 [ 405.342626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000062040400 [ 405.349981] RBP: 00000000004af682 R08: 0000000000000000 R09: 0000000000000000 [ 405.357300] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055bfa8 [ 405.364908] R13: 00007ffdaa11b82f R14: 00007f1210d38300 R15: 0000000000022000 [ 405.446088] IPVS: ftp: loaded support on port[0] = 21 [ 405.783668] IPVS: ftp: loaded support on port[0] = 21